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Docker can't connect to docker daemon
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Olivier Dagenais
1,38422 gold badges1717 silver badges1919 bronze badges
answered Nov 8 '15 at 16:25
molavecmolavec
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serve current directory from command line
...emember, so I just have this in my .bashrc:
function serve {
port="${1:-3000}"
ruby -run -e httpd . -p $port
}
It serves the current directory on port 3000 by default, but you can also specify the port:
~ $ cd tmp
~/tmp $ serve # ~/tmp served on port 3000
~/tmp $ cd ../www
~/www $ serve...
What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
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343
The key is "argument-less git-pull". When you do a git pull from a branch, without specifying ...
What's the difference between django OneToOneField and ForeignKey?
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D Malan
5,38433 gold badges1616 silver badges3131 bronze badges
answered May 5 '11 at 1:57
Matthew RankinMatthe...
Drawing a connecting line between two elements [closed]
...om/purchase).
– Chris
Feb 6 '17 at 23:43
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How can one close HTML tags in Vim quickly?
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38
Check this out..
closetag.vim
Functions and mappings to close open HTML/XML tags
https://w...
Consistency of hashCode() on a Java string
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edited Jun 18 '13 at 11:30
answered Apr 24 '09 at 9:25
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How do I select the “last child” with a specific class name in CSS? [duplicate]
...lt;li class="list">test2</li>
<li class="list last">test3</li>
<li>test4</li>
</ul>
The last element has the list class like its siblings but also has the last class which you can use to set any CSS property you want, like so:
ul li.list {
color:...
Differences between detach(), hide() and remove() - jQuery
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edited Oct 5 '12 at 6:13
answered Feb 9 '11 at 6:51
Jaco...
How do I calculate the normal vector of a line segment?
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243
if we define dx=x2-x1 and dy=y2-y1, then the normals are (-dy, dx) and (dy, -dx).
Note that no ...